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*.[ch]: make a distinction between SCM as a generic

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name for a Scheme object (now a void*), and SCM as 32 bit word for
storing tags and immediates (now a long int).  Introduced
SCM_ASWORD and SCM_ASSCM for conversion. Fixed various dubious
code in the process: arbiter.c (use macros), unif.c (scm_array_p),
This commit is contained in:
Greg J. Badros 2000-03-09 18:58:58 +00:00
parent df8bb2dc39
commit c209c88e54
53 changed files with 1371 additions and 1361 deletions
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8
libguile/objects.h
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@ -67,9 +67,9 @@
* certain class or its subclasses when traversal of the inheritance
* graph would be too costly.
*/
#define SCM_CLASS_FLAGS(class) (SCM_STRUCT_DATA (class)[scm_struct_i_flags])
#define SCM_CLASS_FLAGS(class) SCM_ASWORD(SCM_STRUCT_DATA (class)[scm_struct_i_flags])
#define SCM_OBJ_CLASS_FLAGS(obj)\
(SCM_STRUCT_VTABLE_DATA (obj)[scm_struct_i_flags])
SCM_ASWORD(SCM_STRUCT_VTABLE_DATA (obj)[scm_struct_i_flags])
#define SCM_SET_CLASS_FLAGS(c, f) (SCM_CLASS_FLAGS (c) |= (f))
#define SCM_CLEAR_CLASS_FLAGS(c, f) (SCM_CLASS_FLAGS (c) &= ~(f))
#define SCM_CLASSF_MASK SCM_STRUCTF_MASK
@ -80,7 +80,7 @@
#define SCM_CLASSF_OPERATOR (1L << 29)
#define SCM_I_OPERATORP(obj)\
((SCM_OBJ_CLASS_FLAGS (obj) & SCM_CLASSF_OPERATOR) != 0)
((SCM_OBJ_CLASS_FLAGS (obj) & SCM_CLASSF_OPERATOR) != 0)
#define SCM_OPERATOR_CLASS(obj)\
((struct scm_metaclass_operator *) SCM_STRUCT_DATA (obj))
#define SCM_OBJ_OPERATOR_CLASS(obj)\
@ -89,7 +89,7 @@
#define SCM_OPERATOR_SETTER(obj) (SCM_OBJ_OPERATOR_CLASS (obj)->setter)
#define SCM_I_ENTITYP(obj)\
((SCM_OBJ_CLASS_FLAGS (obj) & SCM_CLASSF_ENTITY) != 0)
((SCM_OBJ_CLASS_FLAGS (obj) & SCM_CLASSF_ENTITY) != 0)
#define SCM_ENTITY_PROCEDURE(obj) \
(SCM_STRUCT_DATA (obj)[scm_struct_i_procedure])
#define SCM_ENTITY_SETTER(obj) (SCM_STRUCT_DATA (obj)[scm_struct_i_setter])